AP EAMCET · PHYSICS · Semiconductors
A cc camera is fabricated using a semiconducting material having a band gap of 3 eV. The wavelength of light it can detect is nearly
- A 210 nm
- B 546 nm
- C 413 nm
- D 345 nm
Answer & Solution
Correct Answer
(C) 413 nm
Step-by-step Solution
Detailed explanation
\(\lambda = \frac{hc}{E_g}\) \(\lambda = \frac{1240 \text{ eV nm}}{3 \text{ eV}} \approx 413 \text{ nm}\)
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